US United States Major Regions Postal Code Details
๐๏ธ Yukon Koyukuk ยท Alaska
99720
Allakaket
99558
Anvik
99722
Arctic Village
99724
Beaver
99726
Bettles
99726
Bettles Field
99730
Central
99788
Chalkyitsik
99733
Circle
99767
Fairbanks
99740
Fort Yukon
99740
Ft Yukon
99741
Galena
99590
Grayling
99602
Holy Cross
99745
Hughes
99746
Huslia
99748
Kaltag
99754
Koyukuk
99757
Lake Minchumina
99756
Manley Hot Springs
99627
Mc Grath
99758
Minto
99760
Nenana
99691
Nikolai
99765
Nulato
99767
Rampart
99768
Ruby
99665
Shageluk
99774
Stevens Village
99675
Takotna
99777
Tanana
99781
Venetie
๐ฎUS United States Regional Postal Code FAQ & Postal Regulations
๐ฎ What is the format of a US ZIP code?
Standard format is 5 digits (e.g., 10001). Extended format is ZIP+4 (9 digits like 10001-1234) with a hyphen.
๐ How to find the ZIP code for an address?
Use the USPS ZIP Code Lookup tool by entering the full address on the official USPS website.
โ ๏ธ What happens if I use a wrong ZIP code?
Mail may be delayed, returned, or lost. For important documents, use USPS tracking and verify the ZIP code.
๐ Do ZIP codes ever change?
Yes, USPS may update ZIP codes due to regional adjustments. Always confirm your ZIP code after an address change.
๐ฆ Is a ZIP code required for international mail to the US?
Absolutely. Always include the US ZIP code at the end of the address (e.g., New York, NY 10001 USA).